Twidec/1 Pair 0-20M Indoor Wall Mounted Photoelectric Beam Sensor NPN NO 18mm Photoelectric Sensor Switch Proximity Switch 2m line Length with Infrared Ray Beam E3F-20DNL-18 sold2021 Features: - 2-in-1: Detachable Macro

Features: - 2-in-1: Detachable Macro lens for close-up

so you can choose the mounting position according to your preference and usage habits

LIKE A MAGIC

Grade 8 yellow zinc plated studs and zinc plated nuts

Male 1/2 NPS connections

Twidec/1 Pair 0-20M Indoor Wall Mounted Photoelectric Beam Sensor NPN NO 18mm Photoelectric Sensor Switch Proximity Switch 2m line Length with Infrared Ray Beam E3F-20DNL-18 sold2021 Features: - 2-in-1: Detachable MacroTwidec 1 Pair 0 20M Indoor Wall Mounted Photoelectric Beam Sensor NPN NO 18mm Photoelectric Sensor Switch Proximity Switch 2m line Length with Infrared Ray Beam E3F 20DNL 18 Photoelectric Switch control by infraredray, as a apporach sensor, includeing a transmitter and receiver in it. A retroreflective arrangement places the transmitter and receiver at the same location and uses a reflector to bounce the light beam back from the transmitter to the